Refactor Utilcode's IAllocators.

- `DefaultAllocator` has been replaced with `HostAllocator` in RyuJIT, which
  uses the JIT hosting interface to allocate and free memory.
- The definition of `DefaultAllocator` has been moved into its own file, as it
  remains in use by the interpreter and the binder.
- `ProcessHeapAllocator` has been moved into JIT32, as that was its only
  remaining user.
- `AllowZeroAllocator`'s static field has been changed to an instance field
  to avoid the need to define storage for the static field in Utilcode.

[tfs-changeset: 1581242]

1 files changed, 3 insertions, 2 deletions

diff --git a/src/vm/interpreter.cpp b/src/vm/interpreter.cpp
index a846e424df..bdfa9622f9 100644
--- a/src/vm/interpreter.cpp
+++ b/src/vm/interpreter.cpp
@@ -23,6 +23,7 @@
 #include "runtimehandles.h"
 #include "vars.hpp"
 #include "cycletimer.h"
+#include "defaultallocator.h"
 #ifdef FEATURE_REMOTING
 #include "remoting.h"
 #endif
@@ -10837,7 +10838,7 @@ Interpreter::AddrToMDMap* Interpreter::GetAddrToMdMap()
 
     if (s_addrToMDMap == NULL)
     {
-        s_addrToMDMap = new AddrToMDMap(/* use default allocator */ NULL);
+        s_addrToMDMap = new AddrToMDMap(DefaultAllocator::Singleton());
     }
     return s_addrToMDMap;
 }
@@ -10899,7 +10900,7 @@ Interpreter::MethodHandleToInterpMethInfoPtrMap* Interpreter::GetMethodHandleToI
 
     if (s_methodHandleToInterpMethInfoPtrMap == NULL)
     {
-        s_methodHandleToInterpMethInfoPtrMap = new MethodHandleToInterpMethInfoPtrMap(/* use default allocator */ NULL);
+        s_methodHandleToInterpMethInfoPtrMap = new MethodHandleToInterpMethInfoPtrMap(DefaultAllocator::Singleton());
     }
     return s_methodHandleToInterpMethInfoPtrMap;
 }